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48987528967 = 1317727304901
BaseRepresentation
bin101101100111111000…
…100101111100000111
311200110000200022110201
4231213320211330013
51300311301411332
634300552431331
73352646061106
oct554770457407
9150400608421
1048987528967
1119859201633
1295b19a8547
134809087340
14252a09803d
15141aa4d5e7
hexb67e25f07

48987528967 has 16 divisors (see below), whose sum is σ = 55936101312. Its totient is φ = 42500620800.

The previous prime is 48987528929. The next prime is 48987528977. The reversal of 48987528967 is 76982578984.

It is a cyclic number.

It is not a de Polignac number, because 48987528967 - 231 = 46840045319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48987528967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48987528977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8217 + ... + 313117.

It is an arithmetic number, because the mean of its divisors is an integer number (3496006332).

Almost surely, 248987528967 is an apocalyptic number.

48987528967 is a deficient number, since it is larger than the sum of its proper divisors (6948572345).

48987528967 is a wasteful number, since it uses less digits than its factorization.

48987528967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305658.

The product of its digits is 487710720, while the sum is 73.

The spelling of 48987528967 in words is "forty-eight billion, nine hundred eighty-seven million, five hundred twenty-eight thousand, nine hundred sixty-seven".

Divisors: 1 13 17 221 727 9451 12359 160667 304901 3963713 5183317 67383121 221663027 2881619351 3768271459 48987528967